839969320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1235249}}^1$

素因数の和:1235277

約数の個数: 32

約数和(自身を含む): 2001105000

約数和(自身を除く): 1161135680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1235249, 2470498, 4940996, 6176245, 9881992, 12352490, 20999233, 24704980, 41998466, 49409960, 83996932, 104996165, 167993864, 209992330, 419984660, 839969320]

約数ペア:

[(1, 839969320), (2, 419984660), (4, 209992330), (5, 167993864), (8, 104996165), (10, 83996932), (17, 49409960), (20, 41998466), (34, 24704980), (40, 20999233), (68, 12352490), (85, 9881992), (136, 6176245), (170, 4940996), (340, 2470498), (680, 1235249)]